Restored Objective-C language support

[Tom Tromey]

>>>>> "Giah" == Giah de Barag <gdb@crelg.com> writes:

Giah> This new patch restores a newly-discovered removed piece of
Giah> objective-c language support.

Giah> This piece (like those previously reported) seems to have been
Giah> inadvertently removed when objc-eval.y was deleted.

I think the thing to do is (1) make sure the tests work, and (2) re-send
the patches following the usual contribution instructions, in particular
with a ChangeLog entry.

With that, assuming your copyright assignment is up to date, I wouldn't
expect many problems.

Tom